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package org.glassfish.webservices.transport.tcp;
import com.sun.grizzly.BaseSelectionKeyHandler;
import com.sun.grizzly.Context;
import com.sun.grizzly.ProtocolFilter;
import com.sun.grizzly.SelectionKeyHandler;
import com.sun.grizzly.TCPSelectorHandler;
import com.sun.grizzly.util.ConnectionCloseHandler;
import com.sun.grizzly.util.WorkerThread;
import com.sun.logging.LogDomains;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.channels.SelectionKey;
import java.nio.channels.SocketChannel;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
*
* @author Alexey Stashok
*/
public class WSTCPProtocolFilter implements ProtocolFilter {
private static Logger logger = LogDomains.getLogger(WSTCPProtocolFilter.class, LogDomains.WEBSERVICES_LOGGER);
private volatile Connector connector;
private final ConnectionCloseHandler closeHandler = new WSTCPConnectionCloseHandler();
private final Object sync = new Object();
private static final V3Module module = new V3Module();
public boolean execute(Context ctx) throws IOException {
if (connector == null) {
synchronized(sync) {
if (connector == null) {
final TCPSelectorHandler handler = (TCPSelectorHandler) ctx.getSelectorHandler();
final String host = handler.getInet().getHostName();
final int port = handler.getPort();
logger.log(Level.INFO, "Initialize SOAP/TCP protocol for port: " + port);
connector = new Connector(host, port, module.getDelegate());
final SelectionKeyHandler keyHandler = handler.getSelectionKeyHandler();
if (keyHandler instanceof BaseSelectionKeyHandler) {
((BaseSelectionKeyHandler) keyHandler).setConnectionCloseHandler(closeHandler);
}
}
}
}
final ByteBuffer byteBuffer =
((WorkerThread) Thread.currentThread()).getByteBuffer();
byteBuffer.flip();
final SocketChannel channel = (SocketChannel) ctx.getSelectionKey().channel();
connector.process(byteBuffer, channel);
return false;
}
public boolean postExecute(Context ctx) throws IOException {
return true;
}
protected class WSTCPConnectionCloseHandler implements ConnectionCloseHandler {
public void locallyClosed(SelectionKey key) {
notifyConnectionClosed(key);
}
public void remotelyClosed(SelectionKey key) {
notifyConnectionClosed(key);
}
private void notifyConnectionClosed(SelectionKey key) {
try {
if (connector != null) {
connector.notifyConnectionClosed((SocketChannel) key.channel());
} else {
synchronized (sync) {
if (connector != null) {
connector.notifyConnectionClosed((SocketChannel) key.channel());
}
}
}
} catch (Exception e) {
}
}
}
}